/* ===== 法器通灵 · 装饰元素 ===== */

/* 四角龙纹 */
.corner-dragon {
  position: fixed;
  width: 120px;
  height: 120px;
  z-index: 2;
  pointer-events: none;
  opacity: 0.12;
  filter: blur(0.5px);
  transition: all .3s;
}
.corner-dragon:hover {
  opacity: 0.25;
  filter: blur(0);
}
.corner-dragon.tl { top: 10px; left: 10px; }
.corner-dragon.tr { top: 10px; right: 10px; transform: scaleX(-1); }
.corner-dragon.bl { bottom: 10px; left: 10px; transform: scaleY(-1); }
.corner-dragon.br { bottom: 10px; right: 10px; transform: scale(-1); }

/* 法器图标 */
.artifacts-ring {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 700px;
  z-index: 1;
  pointer-events: none;
  opacity: 0.06;
}
.artifact-item {
  position: absolute;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--gold);
  text-shadow: 0 0 20px rgba(212,175,55,.5);
  animation: artifactFloat 4s ease-in-out infinite;
}
.artifact-item:nth-child(1) { top: 0; left: 50%; transform: translateX(-50%); animation-delay: 0s; }
.artifact-item:nth-child(2) { top: 15%; right: 10%; animation-delay: .5s; }
.artifact-item:nth-child(3) { top: 50%; right: 0; transform: translateY(-50%); animation-delay: 1s; }
.artifact-item:nth-child(4) { bottom: 15%; right: 10%; animation-delay: 1.5s; }
.artifact-item:nth-child(5) { bottom: 0; left: 50%; transform: translateX(-50%); animation-delay: 2s; }
.artifact-item:nth-child(6) { bottom: 15%; left: 10%; animation-delay: 2.5s; }
.artifact-item:nth-child(7) { top: 50%; left: 0; transform: translateY(-50%); animation-delay: 3s; }
.artifact-item:nth-child(8) { top: 15%; left: 10%; animation-delay: 3.5s; }

@keyframes artifactFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-8px) scale(1.05); }
}

/* 金色祥云边框 */
.cloud-border {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 1;
  pointer-events: none;
  border: 2px solid transparent;
  border-image: linear-gradient(135deg, rgba(212,175,55,.15), rgba(212,175,55,.05), rgba(212,175,55,.15)) 1;
  margin: 8px;
  border-radius: 4px;
}

/* 底部海水江崖纹 */
.wave-pattern {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  z-index: 1;
  pointer-events: none;
  opacity: 0.15;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 20px,
    rgba(212,175,55,.3) 20px,
    rgba(212,175,55,.3) 22px,
    transparent 22px,
    transparent 40px
  );
  mask-image: linear-gradient(to top, black 60%, transparent);
  -webkit-mask-image: linear-gradient(to top, black 60%, transparent);
}

/* 法器卡片图标 */
.artifact-icon {
  display: inline-block;
  width: 48px;
  height: 48px;
  margin: 0 auto 8px;
  filter: drop-shadow(0 0 8px rgba(212,175,55,.3));
}

/* 响应式 */
@media (max-width: 768px) {
  .corner-dragon { width: 80px; height: 80px; }
  .artifacts-ring { width: 500px; height: 500px; }
  .artifact-item { width: 40px; height: 40px; font-size: 24px; }
  .wave-pattern { height: 40px; }
}